Subject
- Soil matric potential4
- Arid regions agriculture -- Oregon, Eastern1
- Capillarity1
- Cropping systems -- Oregon, Eastern1
- Crops -- Water requirements -- Oregon, Eastern1
- Drill core analysis1
- Humus1
- Hydrophobic surfaces1
- Sand -- Moisture1
- Sandy soils1
- Sandy soils -- Moisture1
- Sierra National Forest (Calif.)1
- Soil absorption and adsorption1
- Soil infiltration rate1
- Soil moisture -- Measurement1
- Soil moisture -- Measurement -- Instruments1
- Soil moisture potential1
- Soil moisture potential -- California -- Sierra National Forest1
- Soil moisture potential -- Oregon, Eastern1
- Soil stabilization -- California -- Sierra National Forest1